CN107748180A - A kind of external window of building energy-efficient performance on-site detecting device and its detection method - Google Patents
A kind of external window of building energy-efficient performance on-site detecting device and its detection method Download PDFInfo
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Abstract
The invention provides a kind of external window of building energy-efficient performance on-site detecting device, it includes batch meter, temperature control equipment and data handling system, the batch meter includes the first batch meter provided with light-transmitting opening and the second batch meter provided with water tank, first batch meter is located at the top of the second batch meter, there is the first common surface with the second batch meter, first common surface is provided with the first hole；The temperature control equipment includes refrigerating and heating combined equipment, at least one temperature sensor, fan, heater and the control module being arranged in the first batch meter；The data handling system includes solar energy pyranometer, cooling-water temperature sensor, the first power sensor, the second power sensor, time module and data processing module.Simple in construction, conveniently moving of the invention, can accurate measurement scene external window of building solar heat gain coefficient or shading coefficient, it is ensured that energy-saving effect of the external window of building in engineer applied.
Description
Technical field
The present invention relates to a kind of external window of building energy-efficient performance detection field, specifically a kind of external window of building energy-efficient performance
On-site detecting device and its detection method.
Background technology
In southern region of China, building energy consumption for cooling is very high caused by summer solar radiation, and constantly increases with global wanning
Long, hot-summer and cold-winter area summer power cuts to limit consumption into normality, has a strong impact on people's life and socio-economic development.It is outer in building
Window sets sunshading facility effectively to reduce energy consumption of air conditioning in summer, especially movable sunshade does not increase heating energy consumption, mesh also in the winter time
The exterior window of solar protection devices or the exterior window that shading coefficient is low are installed in preceding increasing architectural engineering.
The main method of evaluation building doors and windows energy-efficient performance is hot to detect obtaining for such external window of building in the lab at present
The parameter such as amount and solar heat gain coefficient, building trade standard《Building doors and windows shading performance detection method》JG/T440-2014 and
《Architectural shading product Heat-Insulation Test method》All be discussed in detail in JG/T281-2010 using artificial light source detect door and window or
The detection device and detection method of the door and window sunshade performance of solar protection devices are installed.
Although external window of building can be in test in laboratory energy-efficient performance, in practical engineering application, in order to ensure product
Quality, avoid the energy-efficient performance of live external window of building from adulterating, Site Detection is all needed in many products of Application in Building.It is and right
In the field erected door and window with sunshade function, due to existing exterior window shading performance assay device structures complexity, inconvenience is moved,
The detection of live exterior window energy-efficient performance is cannot be used for, currently available technology lacks the detection of Site Detection external window of building energy-efficient performance
Device and detection method, it is badly in need of studying corresponding exterior window energy-efficient performance onthe technology of site test.
The content of the invention
The technical problems to be solved by the invention are the defects of overcoming above-mentioned prior art, there is provided a kind of external window of building energy-conservation
Performance on-site detecting device and its detection method, Site Detection can be carried out to the energy-efficient performance of external window of building, it is ensured that building door
Energy-efficient performance of the window in engineer applied.
Therefore, the present invention adopts the following technical scheme that：A kind of external window of building energy-efficient performance on-site detecting device, it includes
Batch meter, temperature control equipment and data handling system, the batch meter include the first batch meter provided with light-transmitting opening and are provided with
Second batch meter of water tank, first batch meter are located at the top of the second batch meter, have the first common surface with the second batch meter,
First common surface is provided with the first hole；The temperature control equipment includes refrigerating and heating combined equipment, is arranged on the first metering
Temperature sensor, fan, heater and control module in case；The refrigerating and heating combined equipment includes semiconductor chilling plate and second
Heat exchanger, the semiconductor chilling plate are arranged in first hole, have the first alternating temperature surface for producing cold/heat
With the second alternating temperature surface for producing heat/cold, the first alternating temperature surface is located in the first batch meter, the second alternating temperature table
Face is located in the second batch meter, and the second heat exchanger is arranged in water tank, and its top is connected with the second alternating temperature surface；
The control module is connected with temperature sensor, semiconductor chilling plate, heater, fan respectively, for by TEMP
The temperature of device collection is contrasted with preset temperature, and semiconductor chilling plate, heater and fan are adjusted according to comparative result
Section；
The data handling system includes solar energy pyranometer, cooling-water temperature sensor, the first power sensor, the second power sensing
Device, time module and data processing module, first power sensor are connected with heater, data processing module respectively, are used
In the heating power of detection heater；Second power sensor is connected with semiconductor chilling plate, data processing module respectively,
For detecting the electric power of semiconductor chilling plate；The cooling-water temperature sensor is connected with data processing module, for detecting water tank
Water temperature；
The solar energy global radiation instrument is connected with data processing module, for detecting the intensity of solar radiation of the external window of building；
The time module is connected with data processing module；The data processing module is used for according to default acquisition time, predetermined quality
Value, default printing opacity open area, default hot formula and the data of collection calculate the solar heat gain coefficient of the external window of building.
Further, the data processing module is used in default acquisition time according to the heating work(of the heater
It is rate, the electric power of the semiconductor chilling plate, the water temperature of the water tank, the intensity of solar radiation of the external window of building, described
Predetermined quality value, the default printing opacity open area and default hot formula calculate the solar heat gain coefficient of the external window of building.
Further, the data processing module includes default unit, collecting unit and computing unit, wherein, it is described pre-
If unit is used to pre-set default acquisition time, predetermined quality value, default printing opacity open area and presets to obtain hot formula, described
Default acquisition time includes initial time and end time；The collecting unit is used to gather respectively in the default acquisition time
The heating power of the heater at individual moment, the electric power of the semiconductor chilling plate, the water temperature of the water tank and described
The intensity of solar radiation of external window of building；The data that the computing unit is used to be gathered according to each moment calculate the external window of building
Or solar heat gain coefficient.
Further, the external window of building includes the exterior window with sunshade function,
Further, the refrigerating and heating combined equipment also includes first heat exchanger, the first heat exchanger and the first alternating temperature table
Face connects.
Further, the batch meter uses insulation material.
Further, the inwall of first batch meter is set to black.
Further, the batch meter is close to the indoor of the external window of building, is set with the seam crossing of the external window of building
There is encapsulant.
Further, the external window of building energy-efficient performance on-site detecting device is also included the batch meter and the building
The fixing device that exterior window is firmly close to.
Further, the preset temperature is that the external window of building outside is preset before temperature control equipment startup
The difference of average air temperature or average air temperature and the second preset temperature in time.
Further, the second heat exchanger includes the multiple fins of substrate and installation on the substrate, the base
Plate contacts with the second alternating temperature surface.
Further, it is described default that hot formula is：
g=；
The solar heat gain coefficient of g- external window of building；
The specific heat capacity of C- water, 4200J/（kg·℃）；
M- predetermined quality values, unit Kg；
T- presets acquisition time, and unit s, i.e. water are increased to the heating-up time of end temperature from initial temperature；
T2- water heat absorption the t times after end temperature, i.e. end time water tank water temperature value, unit for DEG C, can be sensed by water temperature
Device measures in real time；
T1The water tank water temperature value of the initial temperature of-water, i.e. initial time, unit for DEG C, can be measured in real time by cooling-water temperature sensor；
A- presets printing opacity open area, unit m2,
W- external window of building presets the average intensity of solar radiation in acquisition time, or external window of building initial time and end time
Average intensity of solar radiation, unit W/m2；
Y- semiconductor chilling plates preset the average electric power in acquisition time, or the average use of initial time and end time
Electrical power, unit W；
J- heaters preset the average heating power in acquisition time, or the average heating work(of initial time and end time
Rate, unit W.
The beneficial effects of the invention are as follows：
（1）Use the semiconductor chilling plate of compact structure to provide cold for the first batch meter to be freezed, effectively reduce scene
The structure snd size of detection means refrigeration plant, make detection means conveniently moving；
（2）Contrasted by the temperature in the first batch meter by collection and preset temperature to adjust semiconductor chilling plate, heater
And fan, the temperature fluctuation in the first batch meter is met testing requirements；
（3）Water tank by being arranged on the second batch meter fully absorbs the heat of second heat exchanger, and according to the water tank of collection
Water temperature and water level calculate semiconductor chilling plate heat dissipation capacity, pass through the second power sensor detect semiconductor chilling plate electricity consumption
Power, calculated too according to relevant parameters such as the intensities of solar radiation of semiconductor chilling plate heat dissipation capacity, electric power and external window of building
Yang get Re coefficients and shading coefficient, the energy-efficient performance at accurate evaluation external window of building scene；
（4）On-site detecting device is started into the average air temperature of interior external window of building outside for the previous period as default temperature
Degree, control the air themperature of the first batch meter identical with external window of building outside temperature, it is hot to obtaining to avoid exterior window different transfer of heat
The influence of gauge amount, effectively increase the accuracy of detection data；
（5）Using the heat accumulation function of water tank, switch the operating current of semiconductor chilling plate before detection, produce the second surface variations
Raw food amount carrys out refrigeration water tank, switches the operating current of semiconductor chilling plate again in detection, makes caused by the second surface variations
Heat is fully absorbed by water tank, effectively increases the refrigerating capacity of semiconductor chilling plate.
Brief description of the drawings
Fig. 1 is external window of building energy-efficient performance on-site detecting device structural representation.
Fig. 2 is temperature control equipment connection figure.
Fig. 3 is data handling system connection figure.
Description of reference numerals：1- solar energy pyranometers, 2- external window of building, the batch meters of 3- first, 4- first heat exchangers,
5- semiconductor chilling plates, 6- refrigerating and heating combined equipments, the batch meters of 7- second, 8- encapsulants, 9- batch meters, 10- temperature sensors,
11- heaters, the power sensors of 12- first, 13- fans, the power sensors of 14- second, 15- level sensors, the heat of 16- second
Exchanger, 17- cooling-water temperature sensors, 18- water tanks.
Embodiment
The present invention is further elaborated below by specific embodiment and with reference to accompanying drawing.
Referring to shown in Fig. 1, Fig. 2 and Fig. 3, a kind of external window of building energy-efficient performance on-site detecting device that the present embodiment provides,
It includes batch meter 9, temperature control equipment and data handling system.
Preferably, the external window of building 2 includes the exterior window with sunshade function.Such as exterior window provided with external sunshade, it is provided with
In put the exterior window, the exterior window provided with sunshade mould or low-e windowpanes of sunshade.
The batch meter 9 includes the first batch meter 3 provided with light-transmitting opening and the second batch meter 7 provided with water tank 18, described
First batch meter 3 is located at the top of the second batch meter 7, has the first common surface with the second batch meter 7, is set in first common surface
There is the first hole；The light-transmitting opening is close to the indoor of external window of building 2 in detection, enters for sunshine through external window of building 2
In first batch meter 3.
Preferably, the water tank 18 can be put into from first hole, or second batch meter is provided with the second hole
Mouth and the heat-preserving cover plate for opening and closing the second hole, the water tank can be put into or take out from second hole.
Preferably, in order to effectively completely cut off the internal heat of batch meter 9 and outside transmission, the batch meter 9 uses thermal insulating material
Material.
Preferably, to make the first batch meter 3 fully absorb the sunshine into exterior window 2, the inwall of first batch meter 3
It is set to black.
Preferably, in order to which the gap sealing between external window of building and batch meter, the batch meter 9 are close to the external window of building
2 indoor, encapsulant 8 is provided with the seam crossing of the external window of building 2.It is close in order to which the heat reduced in batch meter scatters and disappears
Insulation material is additionally provided with outside closure material 8.
The temperature control equipment include refrigerating and heating combined equipment 6, be arranged in the first batch meter 3 temperature sensor 10,
Fan 13, heater 11 and control module.
The refrigerating and heating combined equipment 6 includes semiconductor chilling plate 5 and second heat exchanger 16, the semiconductor chilling plate 5
It is arranged in first hole, there is the first alternating temperature surface for producing cold/heat and the second alternating temperature for producing heat/cold
Surface, the first alternating temperature surface are located in the first batch meter 3, and the second alternating temperature surface is located in the second batch meter 7, described
Second heat exchanger 16 is arranged in water tank 18, and its top is connected with the second alternating temperature surface.
Specifically, semiconductor chilling plate 5 connects direct current, and cold/heat is based on first caused by the first alternating temperature surface
The refrigerating/heating of measuring tank 3, heat/cold is arranged in water tank 18 using second heat exchanger 16 caused by the second alternating temperature surface
Fully absorb.
Preferably, in order to which semiconductor chilling plate 5 can produce constant cold in detection, manual switching half before detection
The operating current of conductor cooling piece 5, the second alternating temperature surface of semiconductor chilling plate 5 is set to produce cold, the first alternating temperature surface produces
Heat, cold is fully absorbed by water tank, and Water in Water Tank temperature drop is low, be advantageous to detection when fully absorb heat, the first alternating temperature table
Heat is radiated by light-transmitting opening caused by face, is switched the operating current of semiconductor chilling plate 5 during detection again, is made the first alternating temperature table
Face produces cold, and the second alternating temperature surface produces heat, and now because the water temperature of water tank 18 is relatively low, endothermic effect is preferable.
Preferably, the semiconductor chilling plate 5 and the gap at first hole are sealed by cranny filler of polyurethane foam,
For reducing the heat transfer between the first batch meter 3 and the second batch meter 7.
Preferably, in order to further improve the heat exchanger effectiveness between the water of water tank 18 and semiconductor chilling plate 5, described
Two heat exchangers 16 include the multiple fins of substrate and installation on the substrate, and the substrate connects with the first alternating temperature surface
Touch.For example, can use contacts substrate and alternating temperature surface in the second alternating temperature surface smear heat conductive silica gel, to improve heat exchange efficiency.
Substrate can also be directly welded on the second alternating temperature surface by the form of friction welding (FW), so that heat transfer interface realizes zero thermal resistance.
To make the cold that semiconductor chilling plate 5 provides be rapidly used for the refrigeration of the first batch meter 3, the refrigerating and heating combined equipment
6 also include first heat exchanger 4, and the first heat exchanger 4 is connected with the first alternating temperature surface.In addition, in order to improve described
The heat exchanger effectiveness of air and semiconductor chilling plate 5 in one batch meter, the structure and connected mode of the first heat exchanger 4 with
Second heat exchanger 16 is identical, and the first heat exchanger 4 includes multiple second of second substrate and installation on the substrate
Fin, the second substrate contact with the first alternating temperature surface.For example, it can use in the second alternating temperature surface smear heat conductive silica gel
Contact substrate and alternating temperature surface, to improve heat exchange efficiency.Second substrate can also directly be welded by the form of friction welding (FW)
On the second alternating temperature surface, so that heat transfer interface realizes zero thermal resistance.
The control module is connected with temperature sensor 10, semiconductor chilling plate 5, heater 11, fan 13 respectively, is used for
The temperature that temperature sensor 10 gathers and preset temperature are contrasted, according to comparative result to semiconductor chilling plate 5, heater
11 and fan 13 be adjusted.
Specifically, when the quantity of temperature sensor 10 is multiple, the temperature of collection is the collection of multiple temperature sensors 10
Mean temperature.
Specifically, the control model of the control module is：Control fan 14 is opened, and is controlled respectively by PID technologies
The work of semiconductor chilling plate 5, heater 11, the temperature that temperature sensor 10 gathers in real time and preset temperature are contrasted,
Adjust the electric power of semiconductor chilling plate 5 and the heating power of heater 11 in real time according to comparing result, pass through constantly regulate
By the air temperature control in the first batch meter 3 within the fluctuation range of preset temperature, such as by the sky in the first batch meter 3
Gas temperature control is 26 +In 0.5 °C.
Specifically, the control model of the control module control can also be：Fan 14 is controlled to open and semiconductor chilling plate 5
Worked with default electric power, and control the work of heater 11 respectively by PID technologies, temperature sensor 10 is gathered in real time
Temperature contrasted with preset temperature, adjust the heating power of heater 11 in real time according to comparing result, pass through constantly regulate
By the air temperature control in the first batch meter 3 within the fluctuation range of preset temperature.
In order to reduce influence of the external window of building indoor/outdoor temperature-difference heat transfer to detection data, the external window of building of different heat transfer coefficient
2 pairs of influences for obtaining heat metering, it is preferable that the preset temperature is that the outside of external window of building 2 fills in the temperature control
Put average air temperature or the difference of average air temperature and the second preset temperature in preset time before starting.Specifically, it is described
The air themperature of the outside of external window of building 2, it can be carried out before temperature control equipment startup in preset time using temperature monitor
Detection, takes its average value, and using the average value as preset temperature, the air of the first batch meter 3 when can detect external window of building
Temperature is almost identical with the air themperature of outside, and outside is hardly conducted heat in external window of building, and the first batch meter 3 carries out sunshade
Obtain Thermal test.At the same time it can also using the difference of the average value and the second preset temperature as preset temperature, external window of building be examined
The air themperature of the first batch meter 3 and the air themperature temperature difference of outside are almost identical during survey, reduce indoor/outdoor temperature-difference to hiding
The positive influence for obtaining Thermal test.
Second preset temperature is 5 °C ~ 10 °C.
Specifically, the preset time is preferably 2min ~ 20min.
The data handling system includes solar energy pyranometer 1, cooling-water temperature sensor 17, the first power sensor 12, the
Two power sensors 14, time module and data processing module.
First power sensor 12 is connected with heater 11, data processing module respectively, for detecting heater 11
Heating power.
Second power sensor 14 is connected with semiconductor chilling plate 5, data processing module respectively, is partly led for detecting
The electric power of body cooling piece 5.
The cooling-water temperature sensor 17 is connected with data processing module, for detecting the water temperature of water tank 18.
The solar energy global radiation instrument 1 is connected with data processing module, for detecting the solar radiation of the external window of building 2
Intensity.
The time module is connected with data processing module.
The data processing module is used for according to default acquisition time, predetermined quality value, presets printing opacity open area, default
Obtain the shading coefficient or solar heat gain coefficient of hot formula and the data calculating external window of building 2 of collection.
Preferably, the data processing module is used for the heating work(according to the heater 11 in default acquisition time
Rate, the electric power of the semiconductor chilling plate 5, the water temperature of the water tank 18, the intensity of solar radiation of the external window of building 2,
The predetermined quality value, the default printing opacity open area and default hot formula calculate the shading coefficient of the external window of building 2
Or solar heat gain coefficient.
Specifically, the data processing module includes default unit, collecting unit and computing unit, wherein, it is described default
Unit is used to pre-set default acquisition time, predetermined quality value, default printing opacity open area and presets to obtain hot formula, described pre-
If acquisition time includes initial time and end time；The collecting unit is each for being gathered in the default acquisition time
The heating power of the heater 11 at moment, the electric power of the semiconductor chilling plate 5, the water tank 18 water temperature and described build
Build the intensity of solar radiation of exterior window 2；The data that the computing unit is used to be gathered according to each moment calculate the external window of building 2
Shading coefficient or solar heat gain coefficient.
In order to accurately measure external window of building heat, the default acquisition time should be as far as possible small, preset acquisition time it is excellent
Elect 0.2s ~ 60s as.
The predetermined quality value is the water quality value in water tank 18, can measure the water level value of water tank, water level before detection
Value can be detected by the level sensor 15 in the on-site detecting device or measured by special floodometer, the inwall of water tank
Size is drawn by measurement, calculates the mass value of water according to tank inner wall size and water level value, and the mass value is preset in into number
According in processing module；The default printing opacity open area can measure the light-transmitting opening size of the first batch meter 3 before detection and calculate
Go out.
Described default that hot formula is solar heat gain coefficient calculation formula, the solar heat gain coefficient calculation formula is：
g= （1）
The solar heat gain coefficient of g- external window of building；
The specific heat capacity of C- water, 4200J/（kg·℃）；
M- predetermined quality values, unit Kg；
T- presets acquisition time, and unit s, i.e. water are increased to the heating-up time of end temperature from initial temperature；
T2- water heat absorption the t times after end temperature, i.e. end time water tank water temperature value, unit for DEG C, can be sensed by water temperature
Device measures in real time；
The water tank water temperature value of the initial temperature of T1- water, i.e. initial time, unit for DEG C, can be measured in real time by cooling-water temperature sensor；
A- presets printing opacity open area, unit m2,
W- external window of building presets the average intensity of solar radiation in acquisition time, or external window of building initial time and end time
Average intensity of solar radiation, unit W/m2；
Y- semiconductor chilling plates preset the average electric power in acquisition time, or the average use of initial time and end time
Electrical power, unit W；
J- heaters preset the average heating power in acquisition time, or the average heating work(of initial time and end time
Rate, unit W.
The shading coefficient of external window of building can be calculated according to solar heat gain coefficient, the shading coefficient calculation formula is：
SC=g/0.87 （2）
The shading coefficient of SC- external window of building；
The solar heat gain coefficient of g- external window of building.
Above-mentioned calculation formula is the theoretical calculation formula of solar heat gain coefficient or shading coefficient, in actual test, sometimes
It need to consider that systematic error obtains heat, the systematic error, which obtains heat, includes the different transfer of heat of wall inside and outside batch meter, sensor essence
Error and gap heat transfer etc. are spent, the sensor when detection means designs generally from high progress avoids sensor accuracy error,
Insulation material is set to avoid gap from conducting heat at gap, now the systematic error is mainly that the temperature difference of wall inside and outside batch meter passes
Heat, the solar heat gain coefficient calculation formula are：
g= （3）
The metering box outer wall heat flow modulus that M- is determined by rating test；
Outside temperature difference in Δ θ-batch meter.
In practical operation, control indoor air conditioner is identical with first metering the temperature inside the box by indoor temperature, the situation
The different transfer of heat of wall is almost 0 inside and outside lower batch meter, and the different transfer of heat of wall just can be neglected inside and outside batch meter.
Preferably, the external window of building energy-efficient performance on-site detecting device is also included the batch meter 9 and the building
The fixing device that exterior window 2 is firmly close to.The fixing device can be the rope or exclusive clamps of winding fastening batch meter and exterior window
Tool, the both ends of rope can be fixed on exterior window sash.
Preferably, the external window of building energy-efficient performance on-site detecting device also includes being used for the branch for supporting the batch meter 9
Frame, the support is used to support batch meter 8, while is alternatively above-mentioned fixing device and provides firm fixing end.
In the present embodiment, printing opacity open area, default that hot formula is set in advance in data processing module, survey before detecting
The water level in water tank 18 is tried, is arranged on after measurement in data processing module, then batch meter 9 is arranged in the Room of external window of building 2
Side, the light-transmitting opening of the first batch meter 3 are close to external window of building 2, and light-transmitting opening and the seam crossing encapsulant of external window of building 2 is close
Envelope, sets insulation material again outside encapsulant.
After external window of building energy-efficient performance on-site detecting device installs, start detection means, temperature sensor 10 is real-time
The air themperature inside the first batch meter 3 is detected, fan 11 is opened, and temperature control modules are by inside first batch meter 3
Air themperature contrasts with preset temperature, and passes through the electric power of PID technical controllings semiconductor chilling plate 5 and adding for heater 9
Thermal power, the air themperature inside the first batch meter 3 within a preset range when, data handling system start gather solar radiation
Intensity, the water temperature of water tank 18, the electric power of semiconductor chilling plate 5, data processing module gather number every preset interval time
According to, and in the electricity consumption for presetting intensity of solar radiation, the water temperature of water tank, semiconductor chilling plate that each moment is gathered in acquisition time
Power, data processing module calculate the solar heat gain coefficient or shading coefficient of external window of building according to the data of collection automatically.
The present invention is on the basis of above-mentioned external window of building energy-efficient performance on-site detecting device, it is also proposed that using outside the building
The method that window energy-efficient performance on-site detecting device carries out external window of building shading performance detection, specifically includes following steps.
Step a, the air themperature of external window of building outside is detected, and the air themperature of the external window of building outside is made
It is arranged on for preset temperature in temperature control modules.Specifically, every the air themperature of 1 minute detection external window of building outside,
Detection 10 minutes, the air themperature detected every time is recorded, takes its average value, the average value is the sky of current external window of building outside
Temperature degree, wherein, interval time and detection time can sets itself, the parameter value not just currently set.
Step b, the water level value of water tank is detected, and the water level value is arranged in data processing module.
Specifically, because tank inner wall size and light-transmitting opening size are constant value, data processing module can be set in advance in
In, the water of water tank dress can be inconsistent, it is necessary to detect in real time when the water level value of water tank is due to detection every time, when having contained water in water tank
When, the water level value of water tank can be detected by special high-accuracy water-level gauge, can also be detected by cooling-water temperature sensor, and the water level value is surveyed
It is arranged on after examination in data processing module, the water quality value of water tank can be obtained according to default corresponding calculation formula.
Step c, batch meter is fixed on external window of building outside, wherein, the light-transmitting opening of the first batch meter is close to outside building
The glass of window, it will be sealed using encapsulant at the glass gap of light-transmitting opening and external window of building.Specifically, batch meter, which is fixed on, builds
Building exterior window outside can fix by setting support below batch meter, and with special fixture or rope.
Specifically, when batch meter is fixed, it can use room conditioning that indoor air temperature is stable near preset temperature.
Step d, start-up temperature control device and data collecting system, and wait the temperature stabilization of first batch meter.
Specifically, temperature control equipment contrasts the temperature gathered in real time and preset temperature, according to comparative result control half
Conductor cooling piece, fan and heater work, by the temperature control of the first batch meter in the fluctuation range of preset temperature, such as temperature
Degree fluctuation wave amplitude be not more than 0.5 °C, when the first batch meter temperature fluctuation wave amplitude be not more than 0.5 °C, show the first batch meter
Temperature stabilization.
Step e, after system is stable, data processing module is with equal time interval gathered data and according to hotly default
Calculation formula calculates the solar heat gain coefficient of external window of building.
Protection scope of the present invention is not limited to foregoing description, any other forms production under the enlightenment of the present invention
Product, no matter making any change in shape or structure, the technical schemes that are same or similar to the present invention, in this hair
Within bright protection domain.
Claims (10)
1. a kind of external window of building energy-efficient performance on-site detecting device, it is characterised in that it includes batch meter（9）, temperature control dress
Put and data handling system, the batch meter（9）Including the first batch meter provided with light-transmitting opening（3）With provided with water tank（18）
Two batch meters（7）, first batch meter（3）Positioned at the second batch meter（7）Top, with the second batch meter（7）There is first to be total to
With face, first common surface is provided with the first hole；The temperature control equipment includes refrigerating and heating combined equipment（6）, be arranged on
First batch meter（3）Interior temperature sensor（10）, fan（13）, heater（11）And control module；The refrigerated medium hot charging
Put（6）Including semiconductor chilling plate（5）And second heat exchanger（16）, the semiconductor chilling plate（5）It is arranged on described first
In hole, there is the first alternating temperature surface of generation cold/heat and produce the second alternating temperature surface of heat/cold, described first
Alternating temperature surface is located at the first batch meter（3）Interior, the second alternating temperature surface is located at the second batch meter（7）Interior, second heat is handed over
Parallel operation（16）It is arranged on water tank（18）In, its top is connected with the second alternating temperature surface；The control module respectively with TEMP
Device（10）, semiconductor chilling plate（5）, heater（11）, fan（13）Connection, for by temperature sensor（10）The temperature of collection
Contrasted with preset temperature, according to comparative result to semiconductor chilling plate（5）, heater（11）And fan（13）Adjusted
Section；The data handling system includes solar energy pyranometer（1）, cooling-water temperature sensor（17）, the first power sensor（12）,
Two power sensors（14）, time module and data processing module, first power sensor（12）Respectively with heater
（11）, data processing module connection, for detecting heater（11）Heating power；Second power sensor（14）Respectively
With semiconductor chilling plate（5）, data processing module connection, for detecting semiconductor chilling plate（5）Electric power；The water temperature
Sensor（17）It is connected with data processing module, for detecting water tank（18）Water temperature；The solar energy global radiation instrument（1）With number
Connected according to processing module, for detecting the external window of building（2）Intensity of solar radiation；The time module and data processing mould
Block connects；The data processing module is used for according to default acquisition time, predetermined quality value, presets printing opacity open area, default
The data for obtaining hot formula and collection calculate the external window of building（2）Solar heat gain coefficient.
2. external window of building energy-efficient performance on-site detecting device according to claim 1, it is characterised in that the data processing
Module is used in default acquisition time according to the heater（11）Heating power, the semiconductor chilling plate（5）Use
Electrical power, the water tank（18）Water temperature, the external window of building（2）Intensity of solar radiation, the predetermined quality value, described
Default printing opacity open area to obtain the hot formula calculating external window of building with default（2）Solar heat gain coefficient.
3. external window of building energy-efficient performance on-site detecting device according to claim 2, it is characterised in that the data processing
Module includes default unit, collecting unit and computing unit, wherein, when the default unit is used to pre-set default collection
Between, predetermined quality value, default printing opacity open area and default to obtain hot formula；The collecting unit is used in the default collection
The heater at interior collection each moment（11）Heating power, the semiconductor chilling plate（5）Electric power, described
Water tank（18）Water temperature and the external window of building（2）Intensity of solar radiation；The computing unit is used to be adopted according to each moment
The data of collection calculate the external window of building（2）Solar heat gain coefficient.
4. external window of building energy-efficient performance on-site detecting device according to claim 1, it is characterised in that the external window of building
（2）Including the exterior window with sunshade function.
5. external window of building energy-efficient performance on-site detecting device according to claim 1, it is characterised in that the cooling and warming
Device（6）Also include first heat exchanger（4）, the first heat exchanger（4）It is connected with the first alternating temperature surface.
6. external window of building energy-efficient performance on-site detecting device according to claim 1, it is characterised in that the batch meter
（9）Using insulation material, first batch meter（3）Inwall be set to black.
7. external window of building energy-efficient performance on-site detecting device according to claim 1, it is characterised in that the batch meter
（9）It is close to the external window of building（2）Indoor, with the external window of building（2）Seam crossing be provided with encapsulant（8）.
8. external window of building energy-efficient performance on-site detecting device according to claim 1, it is characterised in that the preset temperature
For the external window of building（2）Average air temperature or average of the outside before temperature control equipment startup in preset time
The difference of air themperature and the second preset temperature.
9. external window of building energy-efficient performance on-site detecting device according to claim 1, it is characterised in that second heat is handed over
Parallel operation（16）Including multiple fins substrate and installation on the substrate, the substrate contacts with the second alternating temperature surface.
10. external window of building energy-efficient performance on-site detecting device according to claim 2, it is characterised in that described to preset
Hot formula is：
g=；
The solar heat gain coefficient of g- external window of building；
The specific heat capacity of C- water, 4200J/（kg·℃）；
M- predetermined quality values, unit Kg；
T- presets acquisition time, and unit s, i.e. water are increased to the heating-up time of end temperature from initial temperature；
T2The water tank water temperature value of end temperature, i.e. end time after the-water heat absorption t times, unit are DEG C；
T1The water tank water temperature value of the initial temperature of-water, i.e. initial time, unit are DEG C；
Default printing opacity open area, unit m2,
W- external window of building presets the average intensity of solar radiation in acquisition time, or external window of building initial time and end time
Average intensity of solar radiation, unit W/m2；
Y- semiconductor chilling plates preset the average electric power in acquisition time, or the average use of initial time and end time
Electrical power, unit W；
J- heaters preset the average heating power in acquisition time, or the average heating work(of initial time and end time
Rate, unit W.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711256887.0A CN107748180A (en) | 2017-12-04 | 2017-12-04 | A kind of external window of building energy-efficient performance on-site detecting device and its detection method |
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| CN201711256887.0A CN107748180A (en) | 2017-12-04 | 2017-12-04 | A kind of external window of building energy-efficient performance on-site detecting device and its detection method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535319A (en) * | 2018-06-14 | 2018-09-14 | 广东省有色工业建筑质量检测站有限公司 | Cool and hot box for detecting external wall heat transfer coefficient |
| CN110006945A (en) * | 2019-05-03 | 2019-07-12 | 吴祖荣 | A kind of quick detection device of external window of building heat-proof quality |
| CN110672660A (en) * | 2019-11-11 | 2020-01-10 | 吴美君 | Low-energy-consumption building exterior window energy-saving performance rapid detection device |
-
2017
- 2017-12-04 CN CN201711256887.0A patent/CN107748180A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535319A (en) * | 2018-06-14 | 2018-09-14 | 广东省有色工业建筑质量检测站有限公司 | Cool and hot box for detecting external wall heat transfer coefficient |
| CN110006945A (en) * | 2019-05-03 | 2019-07-12 | 吴祖荣 | A kind of quick detection device of external window of building heat-proof quality |
| CN110672660A (en) * | 2019-11-11 | 2020-01-10 | 吴美君 | Low-energy-consumption building exterior window energy-saving performance rapid detection device |
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